Pith Number

pith:2DA46RT3

pith:2018:2DA46RT3VQPI25VHTDUACEN2KY

not attested not anchored not stored refs pending

Geometric Constellation Shaping for Fiber Optic Communication Systems via End-to-end Learning

Benjamin J. Puttnam, Darko Zibar, Georg Rademacher, Metodi P. Yankov, Rasmus T. Jones, Ruben S. Luis, Tobias A. Eriksson

arxiv:1810.00774 v1 · 2018-10-01 · cs.IT · math.IT · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2DA46RT3VQPI25VHTDUACEN2KY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:04:24.876977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c1cf467bac1e8d76a798e80111ba560da7208a3f5d0a85602555a64a06e917

Aliases

arxiv: 1810.00774 · arxiv_version: 1810.00774v1 · doi: 10.48550/arxiv.1810.00774 · pith_short_12: 2DA46RT3VQPI · pith_short_16: 2DA46RT3VQPI25VH · pith_short_8: 2DA46RT3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2DA46RT3VQPI25VHTDUACEN2KY \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d0c1cf467bac1e8d76a798e80111ba560da7208a3f5d0a85602555a64a06e917

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9384f73a21afda854696ba7e1342ae7e25b639f7d2c06d05c71ff744a0c2b822",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-10-01T15:53:19Z",
    "title_canon_sha256": "b29632664c8a06904989f78079dc1d8c68899425ee44e57fd1a04f0660d95887"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00774",
    "kind": "arxiv",
    "version": 1
  }
}